US Bridges

Md 129 over Is 695

Good

Baltimore County, Maryland · 0.05 MI N of Md 129A · Structure no. 100000030147010

Built
1961
64 years old, rebuilt 2015
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
228 ft
4 main spans
Daily traffic
20,000
2011 count
Owner
State
State Highway Agency

About this bridge

Md 129 over Is 695 is a steel stringer/multi-beam or girder carrying Md 129 over Is 695 in Baltimore County, Maryland. It was built in 1961 and reconstructed in 2015, so it is 64 years old, older than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,000 vehicles a day, roughly 8% of them trucks, projected to reach 24,000 by 2031. The structure is 228 ft (69.5 m) long and 96 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

No coordinates are recorded for this structure.

CarriesMd 129
CrossesIs 695
Location0.05 MI N of Md 129A
RouteState Highway 129
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.5 US tons
Inventory rating46 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length228 ft (69.5 m)
Longest span79 ft (24.1 m)
Deck width96 ft (29.3 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2011)
Projected traffic24,000 by 2031
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Md 129 over Is 695 built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2015.

What condition is Md 129 over Is 695 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does Md 129 over Is 695 carry?

About 20,000 vehicles per day (2011 count), of which roughly 8% are trucks.

How long is Md 129 over Is 695?

The structure is 228 ft (69.5 m) long with a longest span of 79 ft (24.1 m) and a deck 96 ft wide.

Who owns Md 129 over Is 695?

It is owned by the State Highway Agency.